DDC-JQ electromagnetic vacuum charge valve
DDC-JQ electromagnetic vacuum charge valve the special valve install in machine vacuum pump, used same electrical source with pump, pump operate or stop control valve open or close directly. When ...

gas booster pump
Gas booster pump FHBD adopt single gas control valve to balance the distribution of gas to achieve the reciprocating pump. The use of pressure-driven, can be stopped at any time. Ideally suited fo...